JP5468546B2 - 移動可能なｍｒｉスキャンシステムにおける磁場均一性の制御 - Google Patents

移動可能なｍｒｉスキャンシステムにおける磁場均一性の制御 Download PDF

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JP5468546B2
JP5468546B2 JP2010532385A JP2010532385A JP5468546B2 JP 5468546 B2 JP5468546 B2 JP 5468546B2 JP 2010532385 A JP2010532385 A JP 2010532385A JP 2010532385 A JP2010532385 A JP 2010532385A JP 5468546 B2 JP5468546 B2 JP 5468546B2
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imaging
magnet
room
shimming
patient
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JP2011502591A (ja
JP2011502591A5 (https=
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サンダース，ジョン，ケイ．
ワード，リンドレイ
スカース，ゴードン
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イムリス インコーポレイテッド
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/38—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
    • G01R33/387—Compensation of inhomogeneities
    • G01R33/3875—Compensation of inhomogeneities using correction coil assemblies, e.g. active shimming
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/38—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
    • G01R33/381—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using electromagnets
    • G01R33/3815—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using electromagnets with superconducting coils, e.g. power supply therefor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/4808—Multimodal MR, e.g. MR combined with positron emission tomography [PET], MR combined with ultrasound or MR combined with computed tomography [CT]
    • G01R33/481—MR combined with positron emission tomography [PET] or single photon emission computed tomography [SPECT]
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/4808—Multimodal MR, e.g. MR combined with positron emission tomography [PET], MR combined with ultrasound or MR combined with computed tomography [CT]
    • G01R33/4812—MR combined with X-ray or computed tomography [CT]

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  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
JP2010532385A 2007-11-08 2008-11-03 移動可能なｍｒｉスキャンシステムにおける磁場均一性の制御 Active JP5468546B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US11/936,881 2007-11-08
US11/936,881 US8073524B2 (en) 2007-11-08 2007-11-08 Control of magnetic field homogeneity in movable MRI scanning system
PCT/CA2008/001896 WO2009059397A1 (en) 2007-11-08 2008-11-03 Control of magnetic field homogeneity in movable mri scanning system

Publications (3)

Publication Number Publication Date
JP2011502591A JP2011502591A (ja) 2011-01-27
JP2011502591A5 JP2011502591A5 (https=) 2011-12-22
JP5468546B2 true JP5468546B2 (ja) 2014-04-09

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JP2010532385A Active JP5468546B2 (ja) 2007-11-08 2008-11-03 移動可能なｍｒｉスキャンシステムにおける磁場均一性の制御

Country Status (5)

Country Link
US (1) US8073524B2 (https=)
EP (1) EP2210117B1 (https=)
JP (1) JP5468546B2 (https=)
CA (1) CA2615652C (https=)
WO (1) WO2009059397A1 (https=)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8901928B2 (en) * 2010-11-09 2014-12-02 Imris Inc. MRI safety system
US8584274B2 (en) * 2011-04-22 2013-11-19 Medtrak Holding Company, Llc Patient support and transport system
US8898830B2 (en) * 2011-04-22 2014-12-02 Medtrak Holding Company, Llc Patient support and transport system of a multimodality medical suite
US20130235969A1 (en) * 2012-03-01 2013-09-12 Imris Inc. Patient Alignment in MRI Guided Radiation Therapy
US9301707B2 (en) 2012-11-07 2016-04-05 Imris Inc MR imaging in separate rooms using a magnet having a diagnostic table
CN107847181B (zh) * 2015-07-15 2020-12-22 圣纳普医疗(巴巴多斯)公司 用于偏移均匀磁场空间的有源线圈
CN112914579A (zh) * 2021-01-22 2021-06-08 季华实验室 一种磁场补偿设备及其补偿线圈结构和磁场补偿方法
JP7666971B2 (ja) * 2021-04-01 2025-04-22 キヤノンメディカルシステムズ株式会社 磁気共鳴イメージングシステム

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4803433A (en) 1987-12-21 1989-02-07 Montefiore Hospital Association Of Western Pennsylvania, Inc. Method and apparatus for shimming tubular supermagnets
JP3257048B2 (ja) * 1992-06-30 2002-02-18 株式会社島津製作所 医療用寝台
US5735278A (en) 1996-03-15 1998-04-07 National Research Council Of Canada Surgical procedure with magnetic resonance imaging
US6011396A (en) * 1998-01-02 2000-01-04 General Electric Company Adjustable interventional magnetic resonance imaging magnet
DE19959720B4 (de) 1999-12-10 2005-02-24 Siemens Ag Verfahren zum Betrieb eines Magnetresonanztomographiegeräts
US6433550B1 (en) 2001-02-13 2002-08-13 Koninklijke Philips Corporation N.V. MRI magnet with vibration compensation
JP4145594B2 (ja) * 2002-07-26 2008-09-03 大成化工株式会社 断面楕円形金属チューブ、及び、その製造装置並びに製造方法
US7102353B1 (en) * 2002-11-29 2006-09-05 Fonar Corporation Magnetic resonance imaging apparatus having moving magnets
US6819108B2 (en) * 2003-03-21 2004-11-16 General Electric Company Method of magnetic field controlled shimming
WO2004111671A1 (en) 2003-06-19 2004-12-23 Koninklijke Philips Electronics N.V. Method for shimming a main magnetic field in magnetic resonance
US20050154291A1 (en) 2003-09-19 2005-07-14 Lei Zhao Method of using a small MRI scanner
JP3953997B2 (ja) * 2003-09-26 2007-08-08 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー アンギオｃｔシステム
WO2005112753A2 (en) * 2004-05-14 2005-12-01 Manzione James V Combination of multi-modality imaging technologies
WO2006097864A1 (en) 2005-03-17 2006-09-21 Koninklijke Philips Electronics, N.V. Minimum energy shim coils for magnetic resonance
US7592812B2 (en) 2006-04-13 2009-09-22 Kabushiki Kaisha Toshiba Magnetic resonance imaging apparatus and static magnetic field correction method
DE102006048425A1 (de) * 2006-10-12 2008-04-17 Siemens Ag Verfahren zur Einstellung einer Shimeinrichtung eines Magnetresonanzgeräts
DE102006050564A1 (de) * 2006-10-26 2008-04-30 Grönemeyer Medical GmbH & Co. KG Modulare Operationstischauflage
CN101542307B (zh) * 2006-10-31 2013-10-30 皇家飞利浦电子股份有限公司 混合pet/mr成像系统

Also Published As

Publication number Publication date
US8073524B2 (en) 2011-12-06
EP2210117A4 (en) 2011-05-11
WO2009059397A1 (en) 2009-05-14
EP2210117A1 (en) 2010-07-28
CA2615652A1 (en) 2008-04-02
US20090124884A1 (en) 2009-05-14
CA2615652C (en) 2014-07-29
JP2011502591A (ja) 2011-01-27
EP2210117B1 (en) 2015-06-10

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